diff --git a/saphyr/README.md b/saphyr/README.md
index 7fcd385..4c7d4a8 100644
--- a/saphyr/README.md
+++ b/saphyr/README.md
@@ -87,7 +87,7 @@ bar:
 }
 ```
 
-Note that `yaml::Yaml` implements `Index<&'a str>` & `Index<usize>`:
+Note that `yaml_rust::Yaml` implements `Index<&'a str>` & `Index<usize>`:
 
 * `Index<usize>` assumes the container is an Array
 * `Index<&'a str>` assumes the container is a string to value Map